Trail Running Calendar East of England 2026-2027

An off‑road two-lap race through Hainault Forest organised by Ilford Athletic Club on 8 July 2026, supporting St. Francis Hospice and forming Leg 5 of the Elvis Grand Prix.

A measured off road 5K held as Race 4 of the Crown to Crown 2026 series at Westley Heights Country Park on 8 July. The course uses bridleways and some tarmac, with TRA licensing and on course marshals and first aid.

A 10 km off road trail race at Trifarm in Boreham, the first event in the 2026 Trifarm trail series. The route is mostly on public footpaths and bridleways, runs anticlockwise, and has a tail walker but no water stations.

A roughly five mile off road trail run at High Lodge Thetford Forest with chipped timing and a finishers medal. Entries are non refundable but transfers to another runner are allowed until 06/07/2026.

A countryside event from Needham Market offering three routes of 13.5, 23 and 31.5 miles. The longest route visits ten historic churches and all routes include staffed checkpoints with refreshments.

Timed non stop runs of 6, 12 or 24 hours on the Backyard route at High Lodge Thetford Forest. Enter solo, as a pair or a team of up to four; camping onsite, timing by Timing Monkey and a bespoke wooden medal for all.

Explore the scenic trails of the Chiltern Hills during this guided 10km summer run. Led by experienced guides, participants enjoy local history and trail running tips in a social and group-focused environment.

A functional fitness race at Peterborough Embankment on 11 July 2026 pairing ten station Xercises with repeated 400m or 800m run legs. Entry types include solo, doubles and relay and all entrants must be 18 or over.

A lap based timed run at Mowsbury Park on 11 July 2026 offering distances from 5 km up to ultra with a flexible one hour start window and a choice of medal or lower cost no medal entry. Places are limited to 75.

Running Wild 2026 is a muddy 5K obstacle course through Wild Forest near Brentwood on 11 July 2026. Open to ages 13 and over, it includes water features, climbing and a large slide into a lake, with a medal and post race shower.

Multi-distance lap races at Bawsey Country Park from 5k to ultra marathon on sand, gravel and grass. Aid stations are available every lap and parking is included.

Ultra:5K in Kempston on 12 July 2026 features three lap formats of consecutive 5 km circuits on an off-road course with hills and twists. Entries include between-lap sports massage, refreshments and a bespoke finisher medal.

A guided 18 mile trail run on 12 July 2026 along the Kett's Country Long Distance Trail from Wymondham to Cringleford, combining local history and wildlife. The event is non-competitive, run at a conversational pace with aid stations and a..

A 24 hour trail running and camping weekend on the Shotley peninsula with a fully marked 4.3 mile coastal lap. Entries are available for solo runners and teams, with camping, chip timing, medals and optional sauna and breakfast.

A self-navigation trail race of about half marathon distance around Littley Green and the Chelmer Valley with staggered starts and finishes, timed results and proceeds to Braintree Youth Project Charity.

A chip timed 10 km race around Highfield Park and the Alban Way in St Albans on 19 July 2026. The event village features a free family fun run, kids zone, live music and a charity partnership with Alzheimer’s Research UK.

A six hour trail running challenge on a just over 5K 3.3 mile loop mostly off road through fields and vineyards with views of the River Crouch. Chip timed and fully marked, with one checkpoint per loop and a finisher medal.

Pretty Muddy 5k at Hylands Park on 19 July 2026 is a grass obstacle course with climbs, crawls and slides. Waves run every 15 minutes; the event has a £50 minimum fundraising target and listed entry prices for adults and children.

A guided *10 km* group trail run at High Lodge in Thetford Forest on 19 July 2026, led at a conversational pace and organised into ability groups. Entry costs £12.50 and parking is charged at £4.

A community memorial running event at Hockley Woods, Essex, focused on raising funds for cancer-related charities; organisers report £60,000 raised over 12 years and indicated 2025 would be the final running.